/*
 * Copyright 2022 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.samples.apps.iosched.macrobenchmark

import androidx.benchmark.macro.CompilationMode
import androidx.benchmark.macro.StartupMode
import androidx.benchmark.macro.StartupTimingMetric
import androidx.benchmark.macro.junit4.MacrobenchmarkRule
import androidx.test.ext.junit.runners.AndroidJUnit4
import androidx.test.filters.LargeTest
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith

@LargeTest
@RunWith(AndroidJUnit4::class)
class StartupBenchmarks {
    @get:Rule
    val benchmarkRule = MacrobenchmarkRule()

    @Test
    fun startupCompilationNone() = startup(CompilationMode.None())

    @Test
    fun startupCompilationPartial() = startup(CompilationMode.Partial())

    @Test
    fun startupCompilationFull() = startup(CompilationMode.Full())

    private fun startup(compilationMode: CompilationMode) = benchmarkRule.measureRepeated(
        packageName = TARGET_PACKAGE,
        compilationMode = compilationMode,
        startupMode = StartupMode.COLD,
        iterations = 5,
        metrics = listOf(StartupTimingMetric()),
        setupBlock = {
            pressHome()
        }
    ) {
        startMainAndWait()
    }
}
